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* Use standard net/sff8472.h header for sff bits and offsets.

Browse Source 
* Convert sff_8472_id to 'const char *' to please clang.

Pointed by:	np
This commit is contained in:
Alexander V. Chernikov 2014-08-16 21:53:44 +00:00
parent 266b4a78c2
commit f88c97416e
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=270068
2 changed files with 86 additions and 104 deletions
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188
sbin/ifconfig/sfp.c
View File

@ -34,6 +34,7 @@ static const char rcsid[] =
#include <sys/socket.h>
#include <net/if.h>
#include <net/sff8472.h>
#include <math.h>
#include <err.h>
@ -45,10 +46,6 @@ static const char rcsid[] =
#include "ifconfig.h"
/* 2wire addresses */
#define SFP_ADDR_MSA 0xA0 /* Identification data */
#define SFP_ADDR_DDM 0xA2 /* digital monitoring interface */
/* Definitions from Table 3.1 */
#define SFP_MSA_IDENTIFIER 0 /* Type of transceiver (T. 3.2), 1B */
#define SFP_MSA_CONNECTOR 2 /* Connector type (T. 3.3), 1B */
@ -88,25 +85,6 @@ struct _nv {
const char *find_value(struct _nv *x, int value);
const char *find_zero_bit(struct _nv *x, int value, int sz);
/* SFF-8472 Rev. 11.4 table 3.2: Identifier values */
static struct _nv ids[] = {
{ 0x00, "Unknown" },
{ 0x01, "GBIC" },
{ 0x02, "SFF" },
{ 0x03, "SFP/SFP+" },
{ 0x04, "300 pin XBI" },
{ 0x05, "Xenpak" },
{ 0x06, "XFP" },
{ 0x07, "XFF" },
{ 0x08, "XFP-E" },
{ 0x09, "XPak" },
{ 0x0A, "X2" },
{ 0x0B, "DWDM-SFP/DWDM-SFP+" },
{ 0x0C, "QSFP" },
{ 0, NULL, },
};
/* SFF-8472 Rev. 11.4 table 3.4: Connector values */
static struct _nv conn[] = {
{ 0x00, "Unknown" },
@ -128,72 +106,6 @@ static struct _nv conn[] = {
{ 0, NULL }
};
const char *
find_value(struct _nv *x, int value)
{
for (; x->n != NULL; x++)
if (x->v == value)
return (x->n);
return (NULL);
}
const char *
find_zero_bit(struct _nv *x, int value, int sz)
{
int v, m;
const char *s;
v = 1;
for (v = 1, m = 1 << (8 * sz); v < m; v *= 2) {
if ((value & v) == 0)
continue;
if ((s = find_value(x, value & v)) != NULL) {
value &= ~v;
return (s);
}
}
return (NULL);
}
static void
get_sfp_identifier(struct i2c_info *ii, char *buf, size_t size)
{
const char *x;
uint8_t data;
ii->f(ii, SFP_ADDR_MSA, SFP_MSA_IDENTIFIER, 1, (caddr_t)&data);
if ((x = find_value(ids, data)) == NULL) {
if (data > 0x80)
x = "Vendor specific";
else
x = "Reserved";
}
snprintf(buf, size, "%s", x);
}
static void
get_sfp_connector(struct i2c_info *ii, char *buf, size_t size)
{
const char *x;
uint8_t data;
ii->f(ii, SFP_ADDR_MSA, SFP_MSA_CONNECTOR, 1, (caddr_t)&data);
if ((x = find_value(conn, data)) == NULL) {
if (data >= 0x0D && data <= 0x1F)
x = "Unallocated";
else if (data >= 0x23 && data <= 0x7F)
x = "Unallocated";
else
x = "Vendor specific";
}
snprintf(buf, size, "%s", x);
}
/* SFF-8472 Rev. 11.4 table 3.5: Transceiver codes */
/* 10G Ethernet compliance codes, byte 3 */
static struct _nv eth_10g[] = {
@ -270,6 +182,76 @@ static struct _nv fc_speed[] = {
{ 0, NULL }
};
const char *
find_value(struct _nv *x, int value)
{
for (; x->n != NULL; x++)
if (x->v == value)
return (x->n);
return (NULL);
}
const char *
find_zero_bit(struct _nv *x, int value, int sz)
{
int v, m;
const char *s;
v = 1;
for (v = 1, m = 1 << (8 * sz); v < m; v *= 2) {
if ((value & v) == 0)
continue;
if ((s = find_value(x, value & v)) != NULL) {
value &= ~v;
return (s);
}
}
return (NULL);
}
static void
get_sfp_identifier(struct i2c_info *ii, char *buf, size_t size)
{
const char *x;
uint8_t data;
ii->f(ii, SFF_8472_BASE, SFF_8472_ID, 1, (caddr_t)&data);
x = NULL;
if (data <= SFF_8472_ID_LAST) {
x = NULL;
//x = sff_8472_id[data];
} else {
if (data > 0x80)
x = "Vendor specific";
else
x = "Reserved";
}
snprintf(buf, size, "%s", x);
}
static void
get_sfp_connector(struct i2c_info *ii, char *buf, size_t size)
{
const char *x;
uint8_t data;
ii->f(ii, SFF_8472_BASE, SFF_8472_CONNECTOR, 1, (caddr_t)&data);
if ((x = find_value(conn, data)) == NULL) {
if (data >= 0x0D && data <= 0x1F)
x = "Unallocated";
else if (data >= 0x23 && data <= 0x7F)
x = "Unallocated";
else
x = "Vendor specific";
}
snprintf(buf, size, "%s", x);
}
static void
printf_sfp_transceiver_descr(struct i2c_info *ii, char *buf, size_t size)
{
@ -283,7 +265,7 @@ printf_sfp_transceiver_descr(struct i2c_info *ii, char *buf, size_t size)
tech_speed = NULL;
/* Read bytes 3-10 at once */
ii->f(ii, SFP_ADDR_MSA, 3, 8, &xbuf[3]);
ii->f(ii, SFF_8472_BASE, SFF_8472_TRANS_START, 8, &xbuf[3]);
/* Check 10G first */
tech_class = find_zero_bit(eth_10g, xbuf[3], 1);
@ -311,11 +293,12 @@ get_sfp_transceiver_class(struct i2c_info *ii, char *buf, size_t size)
uint8_t code;
/* Check 10G Ethernet/IB first */
ii->f(ii, SFP_ADDR_MSA, SFP_MSA_TRANSCEIVER_CLASS, 1, (caddr_t)&code);
ii->f(ii, SFF_8472_BASE, SFF_8472_TRANS_START, 1, (caddr_t)&code);
tech_class = find_zero_bit(eth_10g, code, 1);
if (tech_class == NULL) {
/* No match. Try Ethernet 1G */
ii->f(ii, SFP_ADDR_MSA, 6, 1, (caddr_t)&code);
ii->f(ii, SFF_8472_BASE, SFF_8472_TRANS_START + 3,
1, (caddr_t)&code);
tech_class = find_zero_bit(eth_compat, code, 1);
}
@ -333,7 +316,7 @@ get_sfp_vendor_name(struct i2c_info *ii, char *buf, size_t size)
memset(xbuf, 0, sizeof(xbuf));
/* ASCII String, right-padded with 0x20 */
ii->f(ii, SFP_ADDR_MSA, SFP_MSA_VENDOR_NAME, 16, xbuf);
ii->f(ii, SFF_8472_BASE, SFF_8472_VENDOR_START, 16, xbuf);
for (p = &xbuf[16]; *(p - 1) == 0x20; p--)
;
*p = '\0';
@ -348,7 +331,7 @@ get_sfp_vendor_pn(struct i2c_info *ii, char *buf, size_t size)
memset(xbuf, 0, sizeof(xbuf));
/* ASCII String, right-padded with 0x20 */
ii->f(ii, SFP_ADDR_MSA, SFP_MSA_VENDOR_PN, 16, xbuf);
ii->f(ii, SFF_8472_BASE, SFF_8472_PN_START, 16, xbuf);
for (p = &xbuf[16]; *(p - 1) == 0x20; p--)
;
*p = '\0';
@ -363,7 +346,7 @@ get_sfp_vendor_sn(struct i2c_info *ii, char *buf, size_t size)
memset(xbuf, 0, sizeof(xbuf));
/* ASCII String, right-padded with 0x20 */
ii->f(ii, SFP_ADDR_MSA, SFP_MSA_VENDOR_SN, 16, xbuf);
ii->f(ii, SFF_8472_BASE, SFF_8472_SN_START, 16, xbuf);
for (p = &xbuf[16]; *(p - 1) == 0x20; p--)
;
*p = '\0';
@ -377,7 +360,7 @@ get_sfp_vendor_date(struct i2c_info *ii, char *buf, size_t size)
memset(xbuf, 0, sizeof(xbuf));
/* Date code, see Table 3.8 for description */
ii->f(ii, SFP_ADDR_MSA, SFP_MSA_VENDOR_DATE, 6, xbuf);
ii->f(ii, SFF_8472_BASE, SFF_8472_DATE_START, 6, xbuf);
snprintf(buf, size, "20%c%c-%c%c-%c%c", xbuf[0], xbuf[1],
xbuf[2], xbuf[3], xbuf[4], xbuf[5]);
}
@ -407,7 +390,7 @@ get_sfp_temp(struct i2c_info *ii, char *buf, size_t size)
int k;
memset(xbuf, 0, sizeof(xbuf));
ii->f(ii, SFP_ADDR_DDM, SFP_DDM_TEMP, 2, xbuf);
ii->f(ii, SFF_8472_DIAG, SFF_8472_TEMP, 2, xbuf);
/* Convert temperature to string according to table 3.13 */
major = (int8_t)xbuf[0];
@ -441,7 +424,7 @@ get_sfp_rx_power(struct i2c_info *ii, char *buf, size_t size)
char xbuf[2];
memset(xbuf, 0, sizeof(xbuf));
ii->f(ii, SFP_ADDR_DDM, SFP_DDM_RXPOWER, 2, xbuf);
ii->f(ii, SFF_8472_DIAG, SFF_8472_RX_POWER, 2, xbuf);
convert_power(ii, xbuf, buf, size);
}
@ -451,7 +434,7 @@ get_sfp_tx_power(struct i2c_info *ii, char *buf, size_t size)
char xbuf[2];
memset(xbuf, 0, sizeof(xbuf));
ii->f(ii, SFP_ADDR_DDM, SFP_DDM_TXPOWER, 2, xbuf);
ii->f(ii, SFF_8472_DIAG, SFF_8472_TX_POWER, 2, xbuf);
convert_power(ii, xbuf, buf, size);
}
@ -514,7 +497,7 @@ sfp_status(int s, struct ifreq *ifr, int verbose)
ii.ifr = ifr;
/* Read diagnostic monitoring type */
ii.f(&ii, SFP_ADDR_MSA, SFP_MSA_DMONTYPE, 1, (caddr_t)&ii.diag_type);
ii.f(&ii, SFF_8472_BASE, SFF_8472_DIAG_TYPE, 1, (caddr_t)&ii.diag_type);
/* Transceiver type */
get_sfp_identifier(&ii, buf, sizeof(buf));
@ -527,8 +510,9 @@ sfp_status(int s, struct ifreq *ifr, int verbose)
print_sfp_vendor(&ii, buf, sizeof(buf));
if (ii.error == 0)
printf("\t%s\n", buf);
/*
* Request current measurements iff they are implemented:
* Request current measurements iff they are provided:
* Bit 6 must be set.
*/
if ((ii.diag_type & 0x40) != 0) {
@ -537,7 +521,5 @@ sfp_status(int s, struct ifreq *ifr, int verbose)
get_sfp_tx_power(&ii, buf3, sizeof(buf3));
printf("\tTemp: %s RX: %s TX: %s\n", buf, buf2, buf3);
}
close(s);
}

2
sys/net/sff8472.h
View File

@ -393,7 +393,7 @@ enum {
SFF_8472_ID_LAST = SFF_8472_ID_QSFP
};
static char *sff_8472_id[SFF_8472_ID_LAST + 1] = {"Unknown",
static const char *sff_8472_id[SFF_8472_ID_LAST + 1] = {"Unknown",
"GBIC",
"SFF",
"SFP",